/*
 * This file is part of aion-engine <aion-engine.com>
 *
 * aion-engine is private software: you can redistribute it and or modify
 * it under the terms of the GNU Lesser Public License as published by
 * the Private Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * aion-engine is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser Public License for more details.
 *
 * You should have received a copy of the GNU Lesser Public License
 * along with aion-engine.  If not, see <http://www.gnu.org/licenses/>.
 */
package com.aionengine.gameserver.services.item;

import com.aionengine.gameserver.dataholders.DataManager;
import com.aionengine.gameserver.model.gameobjects.Item;
import com.aionengine.gameserver.model.templates.item.ItemTemplate;
import com.aionengine.gameserver.utils.idfactory.IDFactory;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * @author ATracer
 */
public class ItemFactory {

    private static final Logger log = LoggerFactory.getLogger(ItemFactory.class);

    public static final Item newItem(int itemId) {
        ItemTemplate itemTemplate = DataManager.ITEM_DATA.getItemTemplate(itemId);
        if (itemTemplate == null) {
            log.error("Item was not populated correctly. Item template is missing for item id: " + itemId);
            return null;
        }
        return new Item(IDFactory.getInstance().nextId(), itemTemplate);
    }

    public static Item newItem(int itemId, long count) {
        Item item = newItem(itemId);
        item.setItemCount(calculateCount(item.getItemTemplate(), count));
        return item;
    }

    private static final long calculateCount(ItemTemplate itemTemplate, long count) {
        long maxStackCount = itemTemplate.getMaxStackCount();
        if (count > maxStackCount && !itemTemplate.isKinah())
            count = maxStackCount;
        return count;
    }

}
